Garage Door Sensor Repair in Chicagoland
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Your garage adds a world of convenience and functionality to your home, but it’s only accessible when you have a functioning garage door. Most homeowners use a garage door opener, which requires a set of sensors for safety purposes. If your garage door sensors aren’t working, your door may refuse to open or close, leaving you with a garage that’s either inaccessible or open and unsecured. Our expert garage door repair team at Overhead Garage Door can help you with any type of garage door sensor repair you need in the Chicagoland area.
How Do Garage Door Sensors Work?
Garage door sensors send an invisible infrared beam across the bottom of the door opening. One sensor sends the beam and the other receives it. If the beam is blocked, the door won’t close, which helps prevent injuries and damage.
Federal safety standards for automatic residential garage door openers (16 CFR Part 1211) require entrapment protection, and for most homes that protection comes from these sensors. They are mounted close to the floor and need to be working at all times.
Signs Your Garage Door Sensors Need Professional Repair
Garage door sensors can fail for many reasons, from bumps and misalignment to damaged wiring or years of wear. Call a technician if you notice:
- The door won’t close, or reverses right after starting to close
- Sensor lights that are off or blinking
- Sensors that look loose, bent or knocked out of position
- Damaged or frayed sensor wiring
Don’t override a sensor and force the door closed. Without working sensors, the door can no longer detect an obstruction, which puts vehicles, pets and people at risk.
Types of Garage Door Sensor Repair
Garage Door Sensor Wire Repair
Sensors connect to the opener through a thin wire. If the wire is broken or damaged, the sensors can lose power or stop communicating. Our technicians can tell whether the wire can be repaired or whether sensor components need replacing.
Garage Door Sensor Bracket Repair
Sensors sit in brackets on either side of the door. If a bracket is loose or broken, the sensors can drift out of alignment or be damaged. We can often repair or replace the bracket without replacing the whole system, as long as the sensors themselves still work.
Garage Door Eye Sensor Replacement
If the sensors are secure but the door still won’t respond, one of them may have failed after years of use. In that case we can replace the sensor or the whole sensor set.
What Affects the Cost of Sensor Repair?
The cost depends on what’s wrong (alignment, wiring, brackets or replacement sensors), the type of garage door opener you have, and scheduling. A technician can diagnose the problem and give you an estimate before work starts. Contact us to schedule an inspection.
Reliable Garage Door Repair in Chicagoland
A working garage door is essential for a safe, secure home. If your sensors aren’t working, schedule a professional repair promptly. Overhead Garage Door offers 24-hour emergency garage door repair throughout northern Illinois and southeast Wisconsin. Contact us or call 888-909-3051 for sensor repair, or learn about new garage door opener installation and opener repair.
Garage Door Sensor Repair FAQs
Why won’t my garage door close?
A common cause is a problem with the safety sensors, such as misalignment, damaged wiring or a failed sensor. A technician can diagnose it.
What do blinking sensor lights mean?
Lights that are off or blinking usually mean the sensors aren’t communicating. Call us to have them checked.
Can I disconnect my sensors to close the door?
No. The sensors protect people, pets and property. Without them, the door can close on an obstruction.
Do you repair sensors on all openers?
Tell us your opener’s brand when you call and we’ll let you know what’s possible.



